Gastroenterology Book


Constipation Causes in Infants

Aka: Constipation Causes in Infants, Constipation Causes in Newborns, Neonatal Constipation Causes, Failure to Pass Meconium
  1. See Also
    1. Constipation Causes in Children
  2. General
    1. Constipation has functional cause in >95% of infants
  3. Causes: Organic
    1. See Constipation Causes in Children
    2. Neurologic Causes
      1. Hirschprung's Disease
        1. Consider if no meconium stool by 48 hours old
      2. Spinal Dysraphism (Myelomeningocele, Spina bifida)
      3. Encephalopathy
    3. Endocrine Causes
      1. Hypothyroidism
      2. Hypokalemia
      3. Diabetes Insipidus
      4. Hypercalcemia
    4. Miscellaneous causes
      1. Congenital Anorectal malformation
      2. Heavy-metal Poisoning
      3. Cystic Fibrosis
  4. Causes: Failure to Pass Meconium Causes (first 24-48 hours)
    1. Meconium Plug Syndrome (1-2 in 1000)
    2. Cystic Fibrosis (1 in 2800)
    3. Hirschsprung's Disease (1 in 5000)
    4. Anorectal Malformation (1-2 in 8000)
    5. Other rare disorders
      1. Hypoganglionosis
      2. Small left colon syndrome
  5. References
    1. Loening-Baucke (1999) Am Fam Physician 60:2043-50 [PubMed]

You are currently viewing the original '\legacy' version of this website. Internet Explorer 8.0 and older will automatically be redirected to this legacy version.

If you are using a modern web browser, you may instead navigate to the newer desktop version of fpnotebook. Another, mobile version is also available which should function on both newer and older web browsers.

Please Contact Me as you run across problems with any of these versions on the website.

Navigation Tree